package com.skf.mokao.test.fetcher.fetcher;

import java.util.Random;

public class RandomString {
	public static String getRandomString(int length) { //length表示生成字符串的长度    
	       String base = "abcdefghijklmnopqrstuvwxyz0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";       
	       Random random = new Random();       
	       StringBuffer sb = new StringBuffer();       
	       for (int i = 0; i < length; i++) {       
	           int number = random.nextInt(base.length());       
	           sb.append(base.charAt(number));       
	       }       
	       return sb.toString();       
	    }  
}
